User Account

All Pages

Information about a sample of data

Assignment Help Basic Statistics
Reference no: EM13848378

You are given some information about a sample of data. It is known that the sample variance for this set of data is 10. You are also told that the sum of the squared deviations from the sample mean is 510 (see below). What is the size of this sample?

1014_summation1.bmp

Reference no: EM13848378

Questions Cloud

Measure risk relies on probability distribution : This will be a real challenge, but it should be an interesting challenge. Much of the way we measure risk relies on probability distribution (the bell curve as shown on page 425). For many things in life, and business, this is perfectly valid, but fo..
Find the ratio of the height attained by the two balls : Pankaj and Sudhir are playing with two different balls of masses m and 2m respectively. If Pankaj throws his ball vertically up and Sudhir at an angle θ, both of them stay in our view for the same period. Find the ratio of The height attained by th..
What should the brand equity building focus on : Based on all of the information above, write an online branding proposal for Premier Portraits. Who specifically should Premier Portraits target with the new branding message? What product should Premier Portraits really offer to this market? What va..
How do energy and nutrients move through ecosystems : How do energy and nutrients move through ecosystems? Indicate whether each is recycled. Define trophic levels and explain their involvement/role in energy movement.
Information about a sample of data : You are given some information about a sample of data. It is known that the sample variance for this set of data is 10. You are also told that the sum of the squared deviations from the sample mean is 510 (see below). What is the size of this samp..
About the dividend growth rate : Xytex Products just paid a dividend of $1.97 per share, and the stock currently sells for $44. If the discount rate is 11 percent, what is the dividend growth rate?
Digestive enzyme : 1.There is another digestive enzyme (other than salivary amylase) that is secreted by the salivary glands. Research to determine what this enzyme is called. What substrate does it act on? Where in the body does it become activated, and why?
How much is stock currently worth-currently pay dividend : Netscrape Communications does not currently pay a dividend. You expect the company to begin paying a $4 per share dividend in 14 years, and you expect dividends to grow perpetually at 5 percent per year thereafter. If the discount rate is 13 percent,..
The guidelines for a dna extraction : Post a Lab Report following the guidelines for a DNA extraction. Try this for yourself at home following the information provided on the website. Please remember to include all parts of the lab report mentioned in the syllabus.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find required sample size to meet the desired accuracy

The business estimates the true population standard devuation is around $2,400.If yhe confidence level is 90%, find the required sample size in order to meet the desired accuracy.

  How large sample have been if a margin of error is given

The average number of unoccupied seats was calculated? How large should the sample have been if a margin of error of 0.25 seats was desired?

  Central limit theorem to aid in your estimations

You are picking up apples from a tree in a park. You are interested in estimating the mean weight of all apples in the park. Unfortunately you have only been able to find seven apples so far. Can you use the Central Limit Theorem to aid in your es..

  Calculate the test statistic x3o to test the manufacturers

a manufacturer of precision measuring instruments claims that the standard deviation in the use of the instruments is

  Find distance between sample mean-original population mean

Looking at sample distribution from part b, find out how big treatment effect is. Specifically, determine the distance between sample mean and original population mean?

  What is the difference between dependent and independent

post your response to the following questions and participate in the discussion with your fellow students during the

  Suppose that prices of a certain model of new homes are

suppose that prices of a certain model of new homes are normally distributed with a mean of 150000. find the percentage

  Sketch graph of the probabilities of te lot acceptance

Let p vary from 0.02 to 0.20 in increments of 0.02. b) Sketch the graph of the probabilities of the lot acceptance as the p value varies from 0.02 to 0.20.

  Find planning value for the population standard deviation

Assume that a 95% confidence interval estimate of the population mean annual starting salary is required. What is the planning value for the population standard deviation?

  Aj davis is a department store chain which has many credit

aj davis is a department store chain which has many credit customers and wants to find out more information about these

  Question about evaluating functions

Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear, quadratic, polynomial, exponential, or logarithmic, and explain the reasons for your classifications.

  In designing a fraction non comforming chart with centre

in designing a fraction non comforming chart with centre line at p0.2 and three sigma control limits what is the sample

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd